近地表速度建模研究现状及发展趋势
王振宇1,2, 杨勤勇1, 李振春2, 胡光辉1, 尹力1,2, 王杰1

Research Status and Development Trend of Near-Surface Velocity Modeling
Wang Zhenyu1,2, Yang Qinyong1, Li Zhenchun2, Hu Guanghui1, Yin Li1,2, Wang Jie1
图3 时间域多尺度波形反演结果 a5Hz峰值频率数据MWT结果;b5Hz和20Hz峰值频率数据MWT反演结果;c20Hz峰值频率数据SWT反演结果;d真实速度模型 [ 58 ]
Fig 3 Time-domain multiscale waveform inversion results aMWT velocity tomogram obtained after inversion using 5-Hz peak-frequency data;bMWT velocity tomogram obtained after inversions using 5- and 20-Hz peak-frequency data; cSWT velocity tomogram obtained after inversion using 20-Hz peak-frequency data;dthe true velocity model [ 58 ]